<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>加载失败</title>
    <style>
        body {
          background-color: #f4f4f4;
          text-align: center;
          padding-top: 100px;
          font-family: sans-serif;
        }
        h1 {
          color: #333;
        }
        p {
          color: #666;
        }
        button {
          margin-top: 20px;
          padding: 10px 20px;
          background-color: #007bff;
          border: none;
          color: white;
          border-radius: 6px;
          font-size: 16px;
          cursor: pointer;
        }
    </style>
</head>
<body>
<h1>页面加载失败</h1>
<p>请检查网络连接或稍后重试。</p>
<button onclick="location.reload()">重试</button>
</body>
</html>
